NJW1132A 概述
Audio Processor with BBE
音频处理器,内置BBE\n
NJW1132A 数据手册
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PDF下载NJW1132A
PRELIMINARY
AUDIO PROCESSOR with SOUND ENHANCEMENT
■ GENERAL DESCRIPTION
■ PACKAGE OUTLINE
The NJW1132A is a sound processor with sound
enhancement (BBE). It includes all of functions processing
audio signal for TV, such as tone control, balance, volume,
mute, and AGC functions.
Also the NJW1132A performs surround and sound
enhancement. The sound enhancement regenerates high
definitive and nearly real sound.
NJW1132AL
NJW1132AM
All of internal status and variables are controlled by I2C
BUS interface.
■ FEATURES
■ Operating Voltage
8 to 13V
■ I2C BUS Interface
■ BBE Sound Enhancement (Low Boost and High Boost: 15dB max.)
■ AGC Circuit (It reduces volume difference among input sources.)
■ Matrix Surround
■ Bi-CMOS Technology
■ Package Outline
SDIP30, SDMP30
■ BLOCK DIAGRAM
BBE BBETONE
2a OUTa INa
BBE
1a
TONE TONE
–Ha –La
OUTa
PS
AGC1
CTH
CTL
Volume
2
Volume
1
BBE
CVA
CVB
IN a
Tone
Control
Logic
AUX0
AUX1
Surround
AGC
SDA
SCL
Volume
2
Volume
1
BBE
IN b
Tone
GND
VCC
Bias
OUTb
Vref
AGC2
BBE BBE BBETONETONE TONE
1b 2b OUTb INb –Hb –Lb
- 1 -
NJW1132A
■ PIN FUNCTION
INa
INb
BBE1b
BBE2b
1
2
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
BBE1a
BBE2a
BBEOUTa
TONEINa
TONE-Ha
TONE-La
OUTa
3
4
BBEOUTb
TONEINb
TONE-Hb
TONE-Lb
5
6
7
OUTb
PS
8
AGC1
AGC2
CVB
9
VREF
CTH
CTL
10
11
12
13
14
15
CVA
SDA
AUX0
AUX1
Vcc
SCL
GND
No. Symbol
Function
No
Symbol
Function
1
INa
Ach Input
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Vcc
AUX1
Power Supply Pin
Auxiliary Output1
Auxiliary Output0
2
BBE1a
BBE2a
Ach BBE Filter1
Ach BBE Filter2
3
AUX0
4
BBEOUTa Ach BBE Output
TONEINa Ach Tone Input
TONE-Ha Ach Treble Filter
TONE-La Ach Bass Filter
CTL
DAC Output for Tone Low Frequency
DAC Output for Tone High Frequency
Reference Voltage
5
CTH
6
VREF
PS
7
Surround Phase Shift Filter
Bch Output(0dB)
8
OUTa
AGC1
AGC2
CVB
Ach Output(0dB)
AGC1
OUTb
TONE-Lb
TONE-Hb
TONEINb
9
Bch Bass Filter
10
11
12
13
14
15
AGC2
Bch Treble Filter
DAC Output for Bch Volume & Balance
DAC Output for Ach Volume & Balance
SDA Data Input (I2C BUS)
SCL Data Input (I2C BUS)
GND
Bch Tone Input
CVA
BBEOUTb Bch BBE Output
SDA
BBE2b
BBE1b
INb
Bch BBE Filter2
Bch BBE Filter1
Bch Input
SCL
GND
- 2 -
NJW1132A
■ABSOLUTE MAXIMUM RATING (Ta=25°C)
PARAMETER
Supply Voltage
SYMBOL
V+
RATING
14
UNIT
V
Power Dissipation
PD
700
mW
°C
Operating Temperature Range
Storage Temperature Range
Topr
Tstg
-20 to +75
-40 to +125
°C
■ELECTRICAL CHARACTERISTICS (Ta=25°C, V+=9V, Rg=600Ω, RL=47kΩ, Vin=100mVrms/1kHz)
PARAMETER
Operating Voltage
SYMBOL
V+
TEST CONDITION
MIN.
8.0
-
TYP.
9.0
25
MAX.
13.0
35
UNIT
V
Supply Current
ICC
No Signal
mA
V
Reference Voltage
Maximum Input Voltage
VREF
VIM
No Signal
4.0
2.3
4.5
2.5
5.0
-
VOL=C3H(-20dB),THD=1%
Vrms
OUTPUT
VOL=FFH,THD=1%
Maximum Output Voltage
VOM1
-
2.5
-
Vrms
Maximum Gain
Minimum Gain
Channel Balance
Balance Boost A
GVMAX
GVMIN
GCB
VOL=FFH
-2.0
-
0.0
-
2.0
-70
1.5
2.0
dB
dB
dB
dB
VOL=00H
VOL=FFH
-1.5
-2.0
0.0
0.0
BABST
CHS=”0”,BAL=”11111”
CHS=”1”,BAL=”11111”
Vin = 1Vrms
Balance Cut A
Balance Boost B
Balance Cut B
BACUT
BBBST
BBCUT
-
-2.0
-
-
0.0
-
-70
2.0
-70
dB
dB
dB
CHS=”1”,BAL=”11111”
CHS=”0”,BAL=”11111”
Vin = 1Vrms
Vo=0.5Vrms
BW=400Hz to 30kHz
Total Harmonic Distortion
THD
-
-
0.5
%
Maximum Gain
Minimum Gain
GVMAX
GVMIN
CS
VOL=FFH
VOL=00H
Vin=2Vrms
-2.0
0.0
2.0
-70
-70
dB
dB
dB
-
-
-
-
Channel Separation
VOL=FFH
BW=400Hz to 30kHz
VOL=00H
-
-
-
-
-80
(100)
-90
-70
(316)
-82
dBV
(µVrms)
dBV
Output Noise 1
Output Noise 2
VNO1
VNO2
BW=400Hz to 30kHz
(31.6) (79.4) (µVrms)
Logic Output : High
Logic Output : Low
4.5
0
-
-
5.0
0.3
AUX Output Voltage
VAUX
V
BW : Band Width
- 3 -
NJW1132A
■ TONE CONTROL(Ta=25°C, V+=9V, Rg=600Ω, RL=47kΩ, Vin=100mVrms/1kHz)
PARAMETER
High Frequency Boost
High Frequency Flat
High Frequency Cut
SYMBOL
TEST CONDITION
MIN.
12.5
-2.0
TYP.
15.0
0.0
MAX.
17.5
2.0
UNIT
dB
BCT=”1”,TREB=”1111”,
f=10kHz
HFBST
HFFLT
TRBE=”0000”,f=10kHz
dB
BCT=”0”,TRBE=”1111”,
f=10kHz
HFCUT
-12.5
-15.0
-17.5
dB
BCB=”1”,BASS=”1111”,
f=100Hz
Low Frequency Boost
Low Frequency Flat
Low Frequency Cut
LFBST
LFFLT
LFCUT
12.5
-2.0
15.0
0.0
17.5
2.0
dB
dB
dB
BASS=”0000”,f=100Hz
BCB=”0”,BASS=”1111”,
f=100Hz
-12.5
-15.0
-17.5
High Frequency Cut
DC Offset1
High Frequency Boost
DC Offset2
Low Frequency Cut
DC Offset1
Low Frequency Boost
DC Offset2
BCT=”0”,TREB=”1111”
→”0000”
BCT=”1”,TREB=”1111”
→”0000”
BCB=”0”,
BASS=”1111”→”0000”
BCB=”1”,
HFDC1
HFDC2
LFDC1
LFDC2
-1.0
-1.0
-1.0
-1.0
0.0
0.0
0.0
0.0
1.0
1.0
1.0
1.0
V
V
V
V
BASS=”1111”→”0000”
■ SUB-TONE CONTROL(Ta=25°C, V+=9V, Rg=600Ω, RL=47kΩ, Vin=100mVrms)
PARAMETER
High Frequency Boost
High Frequency Flat
High Frequency Cut
SYMBOL
SHFBST
SHFFLT
TEST CONDITION
MIN.
TYP.
3.0
MAX.
4.0
UNIT
dB
BCST=”0”,
SUB-TREB=”11”,f=10kHz
SUB-TREB=”00”,f=10kHz
2.0
-2.0
-4.0
0.0
2.0
dB
BCST=”0”,
SUB-TREB=”11”,f=10kHz
BCSB=”1”,
SHFCUT
-3.0
-2.0
dB
Low Frequency Boost
Low Frequency Flat
Low Frequency Cut
SLFBST
SLFFLT
SLFCUT
2.0
-2.0
-4.0
3.0
0.0
4.0
2.0
dB
dB
dB
SUB-BASS=”11”,f=100Hz
SUB-BASS=”00”,f=100Hz
BCSB=”1”,
SUB-BASS=”11”,f=100Hz
-3.0
-2.0
■ AGC CONTROL: AGC=1H (AGC-ON) (Ta=25°C, V+=9V, Rg=600Ω, RL=47kΩ, f=1kHz)
PARAMETER
SYMBOL
AGCBST Vin=50mVrms
AGCFLT Vin=150mVrms
AGCCUT Vin=2Vrms
TEST CONDITION
MIN.
TYP.
MAX.
UNIT
AGC BOOST
1.5
-2.5
-14
3.5
0.0
-10
5.5
2.5
dB
dB
dB
AGC FLAT
AGC CUT
-6.0
■SURROUND CONTROL (Ta=25°C,V+=9V,Rg=600Ω,RL=47kΩ,Vin=100mVrms/1kHz)
PARAMETER
SURROUND MIX 1
SURROUND MIX 2
SURROUND DEF
DC Offset
SYMBOL
SRMIX1
SRMIX2
SRDEF
TEST CONDITION
Ain → Bout
MIN.
-2.0
-2.0
8.0
TYP.
0.0
MAX.
2.0
UNIT
dB
dB
dB
V
Bin → Aout
0.0
2.0
Ain-Bin(-180deg)
SUR=”0” →”1”
10.0
0.0
12.0
1.0
SRDC
-1.0
- 4 -
NJW1132A
■ BBE =1H (BBE-ON) (Ta=25°C,V+=9V,Rg=600Ω,RL=47kΩ,Vin=100mVrms)
PARAMETER
SYMBOL
TEST CONDITION
MIN.
-
TYP.
15.0
MAX.
-
UNIT
dB
BBE low Frequency
Boost Range
BBE High Frequency
Boost Range
BBELOW BBE-Low=”1111”, f = 50Hz
BBEHIGH BBE-High=”1111”, f = 10KHz
-
15.0
-
dB
■ APPLICATION CIRCUIT
4.7µ
4.7µ
INa
INb
BBE1b
BBE2b
1
2
30
29
28
27
3.3n
3.3n
BBE1a
BBE2a
33n
3
33n
4.7µ
4.7µ
4.7µ
4
BBEOUTa
TONEINa
BBEOUTb
4.7µ
5
TONEINb 26
4.7n
4.7n
6
25
24
23
22
21
TONE-Ha
TONE-Hb
100n
4.7µ
100n
7
TONE-La
OUTa
TONE-Lb
OUTb
4.7µ
8
1µ
100n
4.7µ
4.7µ
AGC1
AGC2
CVB
CVA
PS
VREF
CTH
100n
4.7µ
4.7µ
4.7µ
9
10
11
12
13
14
15
20
CTL
19
18
17
16
SDA
SCL
AUX0
AUX1
Vcc
GND
22µ
- 5 -
NJW1132A
■ I2C BUS Block CHARACTERISTICS (SDA,SCL)
PARAMETER
SYMBOL
VIH
MIN.
3.0
0
TYP.
MAX.
UNIT
V
High Level Input Voltage
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
5.0
Low Level Input Voltage
VIL
1.5
V
High Level Input Current
IIH
-
10
µA
µA
V
Low Level Input Current
IIL
-
10
Low Level Output Voltage (3mA at SDA pin)
Maximum Output Current
VOL
0
0.4
IOL
-3.0
0
-
mA
kHz
µS
µS
µS
µS
µS
µS
nS
µS
nS
µS
Maximum Clock Frequency
Data Change Minimum Waiting Time
Data Transfer Start Minimum Waiting Time
Low Level Clock Pulse Width
High Level Clock Pulse Width
Minimum Start Preparation Waiting Time
Minimum Data Hold Time
fSCL
100
tBUF
4.7
4.0
4.7
4.0
4.7
5.0
250
-
-
tHD:STA
tLOW
THIGH
tSU:STA
tHD:DAT
tSU:DAT
tR
-
-
-
-
-
Minimum Data Preparation Time
Rise Time
-
1.0
300
-
Fall Time
tF
-
Minimum Stop Preparation Waiting Time
tSU:STO
4.7
I2C BUS Load Condition:
Pull up resistance 4kΩ (Connected to +5V)
Load capacitance 200pF (Connected to GND)
SDA
SCL
tBUF
tR
tF
tHD:STA
tSU:STA
tSU:STO
tHD:STA tLOW
tHD:DAT
tHIGH
tSU:DAT
Sr
P
S
P
- 6 -
NJW1132A
■DEFINITION OF I2C REGISTER
■ I2C BUS FORMAT
MSB
LSB
MSB
LSB
MSB
LSB
S
Slave Address
A
Select Address
A
Data
A
P
1bit
8bit
1bit
8bit
1bit
8bit
1bit 1bit
S: Starting Term
A: Acknowledge Bit
P: Ending Term
■ SLAVE ADDRESS
MSB
LSB
1
0
0
0
0
0
1
R/W
R/W=0: Receive Only
R/W=1: No Output Data
■ CONTROL REGISTER TABLE
The select address sets each function (Volume, Balance, AGC, Surround, Tone Control, BBE, AUX).
The auto increment function cycles the select address as follows.
00H■01H■02H■03H■04H■05H■00H
BIT
Select
Address
D7
D6
D5
D4
D3
D2
D1
D0
VOL
00H
01H
02H
03H
04H
05H
CHS
BCB
BCT
BAL
AGC
SUR
BASS
TREB
BCSB
BCST
SUB-BASS
SUB-TREB
BBE-Low
BBE-High
AUX1
OUT
Don’t care
AUX0
■ CONTROL REGISTER DEFAULT VALUE
Control register default value is all “0”.
BIT
Select
Address
D7
0
D6
0
D5
0
D4
0
D3
0
D2
0
D1
0
D0
0
00H
01H
02H
03H
04H
05H
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Send the I2C BUS data after 30msec from turn on.
- 7 -
NJW1132A
■INSTRUCTION CODE
a) MASTER VOLUME SETTING
BIT
Select
Address
D4
D3
D2
D1
D0
D7
D6
D5
00H
VOL
The volume control for both Ach and Bch(0.33dB/step).
The volume is consisted of volume1 and volume2 and the level is divided into half to each volume1 and
volume2.
b) BALANCE, AGC AND SURROUND SETTING
BIT
Select
Address
D4
D3
D2
D1
D0
D7
D6
D5
01H
CHS
BAL
AGC
SUR
•CHS : Channel select for balance control
“0” : Ach “Bch is attenuated”
“1” : Bch “Ach is attenuated”
•BAL : Balance control for both Ach and Bch(1dB/Step)
The balance is consisted of volume1 and volume2 and the level is divided into half to each volume1 and
volume2.
•AGC : AGC switch
“0” : AGC OFF
“1” : AGC ON
•SUR : Surround mode switch
“0” : Surround OFF
“1” : Surround ON
c)TONE CONTROL BASS SETTING
BIT
Select
Address
D4
D3
D2
D1
D0
D7
D6
D5
02H
BCB
BASS
BCSB
SUB-BASS
•BCB : Boost cut select for Bass control
“0” : Cut
“1” : Boost
•BASS: BASS control(1dB/Step)
•BCSB : Boost cut select for SUB-BASS control
“0” : Cut
“1” : Boost
•SUB-BASS: SUB- BASS control(1dB/Step)
- 8 -
NJW1132A
d) TONE CONTROL TREBLE SETTING
BIT
Select
Address
D4
D3
D2
D1
D0
D7
D6
D5
03H
BCT
TREB
BCST
SUB-TREB
•BCT : Boost cut select for Treble control
“0” : Cut
“1” : Boost
•TREB: Treble control(1dB/step)
•BCST : Boost cut select for Sub-Treble control
“0” : Cut
“1” : Boost
•SUB-TREB: Sub-Treble control(1dB/step)
e) BBE Boost Level Setting
BIT
Select
Address
D4
D3
D2
D1
D0
D7
D6
D5
04H
BBE-Low
BBE-High
•BBE-Low : Boost level control for BBE Lo-Countour(1dB/step)
•BBE-High : Boost level control for BBE Process(1dB/step)
When all bits are “0”(=00H), BBE becomes off
f)OUTPUT AND AUXILIARY SETTING
BIT
Select
Address
D4
Don’t Care
D3
D2
D1
D0
D7
D6
D5
05H
OUT
AUX1
AUX0
•OUT: ON/OFF Switch for OUTPUT
“0” : OFF
“1” : ON
•AUX1/AUX2: Auxiliary port High/Low
“0” : Logic output ”Low”
“1” : Logic output ”High”
- 9 -
NJW1132A
■MASTER VOLUME (Select Address : 00H)
VOL
Gain(dB)
HEX
D7
D6
D5
D4
D3
D2
D1
D0
0
FF
FC
F9
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
0
1
1
1
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
0
0
0
0
0
1
1
1
1
1
0
0
0
0
0
0
1
1
1
1
0
0
0
1
1
0
0
0
1
1
1
0
0
1
1
1
0
0
0
1
1
1
0
1
0
0
1
0
1
1
0
1
0
0
1
0
1
1
0
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
-1
-2
-3
F6
-4
F3
-5
F0
-6
ED
EA
E7
E4
E1
DE
DB
D8
D5
D2
CF
CC
C9
C6
C3
C0
BD
-7
-8
-9
-10
-11
-12
-13
-14
-15
-16
-17
-18
-19
-20
-21
-22
-23
-24
-25
BA
B7
B4
1
1
1
0
0
0
1
1
1
1
1
1
1
0
0
0
1
1
1
1
0
0
1
0
-26
-27
-28
-29
-30
-31
-32
-33
-34
-35
-36
-37
-38
-39
-40
-41
-42
B1
AE
AB
A8
A5
A2
9F
9C
99
96
93
90
8D
8A
87
84
81
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
1
1
1
1
1
1
0
0
0
0
0
0
1
1
1
0
0
1
1
1
0
0
0
1
1
0
0
0
0
1
0
0
1
0
1
1
0
1
0
0
1
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
- 10 -
NJW1132A
VOL
Gain(dB)
HEX
D7
D6
D5
D4
D3
D2
D1
D0
-43
-44
-45
-46
-47
-48
-49
-50
-51
-52
-53
-54
-55
-56
-57
-58
-59
-60
-61
-62
-63
-64
-65
-66
-67
-68
-69
-70
-71
-72
-73
-74
-75
-76
-77
-78
-79
-80
-81
-82
-83
-84
Mute
7E
7B
78
75
72
6F
6C
69
66
63
60
5D
5A
57
54
51
4E
4B
48
45
42
3F
3C
39
36
33
30
2D
2A
27
24
21
1E
1B
18
15
12
0F
0C
09
06
03
00
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
0
0
0
0
0
0
1
1
1
1
1
0
0
0
0
0
1
1
1
1
1
1
0
0
0
0
0
1
1
1
1
1
0
0
0
0
0
0
1
1
1
0
0
1
1
1
0
0
0
1
1
0
0
0
1
1
1
0
0
1
1
1
0
0
0
1
1
0
0
0
1
1
1
0
0
1
1
1
0
0
0
1
0
0
1
0
1
1
0
1
0
0
1
0
1
1
0
1
0
0
1
0
1
1
0
1
0
0
1
0
1
1
0
1
0
0
1
0
1
1
0
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
- 11 -
NJW1132A
■BALANCE (Select Address : 01H)
Channel
Select (CHS)
D7
Ach
Bch
0
1
BAL
D4
Gain(dB)
D6
D5
D3
D2
0
-1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
-2
-3
-4
-5
-6
-7
-8
-9
-10
-11
-12
-13
-14
-15
-16
-17
-18
-19
-20
-21
-22
-23
-24
-25
-26
-27
-28
-29
-30
Mute
- 12 -
NJW1132A
■TONE CONTROL BASS (Select Address : 02H)
BCB
Bass
D7
Cut or Boost
Cut
0
1
Boost
BASS
Cut
Gain(dB)
Boost
Gain(dB)
D6
D5
D4
D3
-15
-14
-13
-12
-11
-10
-9
15
14
13
12
11
10
9
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
-8
8
-7
7
-6
6
-5
5
-4
4
-3
3
-2
2
-1
1
0
0
■TONE CONTROL SUB-BASS (Select Address : 02H)
BCSB
Sub-Bass
D2
Cut or Boost
Cut
0
1
Boost
SUB-BASS
Cut
Gain(dB)
Boost
Gain(dB)
D1
D0
-3
-2
-1
0
3
2
1
0
1
1
0
0
1
0
1
0
- 13 -
NJW1132A
■TONE CONTROL TREBLE (Select Address : 03H)
BCT
Treble
D7
Cut or Boost
Cut
0
1
Boost
TREB
Cut
Gain(dB)
Boost
Gain(dB)
D6
D5
D4
D3
-15
-14
-13
-12
-11
-10
-9
15
14
13
12
11
10
9
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
-8
8
-7
7
-6
6
-5
5
-4
4
-3
3
-2
2
-1
1
0
0
■TONE CONTROL SUB-TREBLE (Select Address : 03H)
BCST
Sub-Treble
D2
Cut or Boost
Cut
0
1
Boost
SUB-TREB
Cut
Gain(dB)
Boost
Gain(dB)
D1
D0
-3
-2
-1
0
3
2
1
0
1
1
0
0
1
0
1
0
- 14 -
NJW1132A
■BBE Low(Lo Contour) / High(Process) Gain Code
BBE-Low(Lo Contour)
Gain(dB)
BBE-High(Process)
D7
D6
D5
D4
D3
D2
D1
D0
15
14
13
12
11
10
9
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
8
7
6
5
4
3
2
1
0
- 15 -
NJW1132A
■TERMINAL DESCRIPTION
No.
SYMBOL
FUNCTION
EQUIVALENT CIRCUIT
VOLTAGE
12k
48k
1
30
INa,INb
Input Pin
VCC/2
VCC/2
180µA
Ach BBE Filter (Process)
Ach BBE Filter (Lo Countour)
Bch BBE Filter (Lo Countour)
Bch BBE Filter (Process)
2
3
28
29
BBE1a
BBE2a
BBE2b
BBE1b
FB
500
VCC/2
VCC/2
VCC/2
4
27
BBE OUTa
BBE OUTb
Output for the Other Accessories
12k
5
26
TONE INa
TONE INb
Input from the Other Accessories
FB
- 16 -
NJW1132A
■TERMINAL DESCRIPTION
No.
SYMBOL
FUNCTION
EQUIVALENT CIRCUIT
VOLTAGE
180µA
12k
FB
6
25
TONE-Ha
TONE-Hb
A/Bch Treble Filter
VCC/2
VCC/2
VCC/2
12k
12k
7
24
TONE-La
TONE-Lb
A/Bch Bass Filter
Output Pin
AGC1
1.2mA
8
23
OUTa
OUTb
FB
12k
9
AGC1
0.7V
- 17 -
NJW1132A
■TERMINAL DESCRIPTION
No.
SYMBOL
FUNCTION
EQUIVALENT CIRCUIT
VOLTAGE
10k
10
AGC2
AGC2
VCC/2
REF
333
11
12
CVB
CVA
DAC Output for
A/Bch Volume & Balance
1.4V
1k
VREG(5V)
500
13
14
SDA
SCL
SDA Data Input (I2C BUS)
SCL Data Input (I2C BUS)
-
15
16
GND
VCC
GND Pin
-
-
Voltage Supply Pin
- 18 -
NJW1132A
■TERMINAL DESCRIPTION
No.
SYMBOL
FUNCTION
EQUIVALENT CIRCUIT
VREG(5V)
VOLTAGE
17
18
AUX1
AUX0
5V
0V
Auxiliary Output
19
20
CTL
CTH
DAC Output for Tone Low Frequency
DAC Output for Tone High Frequency
1.4V
1k
REF
200k
21
VREF
Reference Voltage
VCC/2
200k
24k
22
PS
Surround Phase Shift Filter
VCC/2
- 19 -
NJW1132A
■TYPICAL CHARACTERISTICS
Operating Current vs Operating Voltage
Total Harmonic Distortion vs. Input Voltage
No Signal
f=1kHz
30
25
20
15
10
5
10
1
0.1
0
0.01
0.1
1
6
7
8
9
10
11
12
13
Operating Voltage V+[Vrms]
Input Voltage[Vrms]
Channel Separation
Vin = +6dBV (2Vrms)
Cross Talk
Vin = 6dBV(2Vrms)
-50
-50
-60
-60
-70
-70
-80
-80
-90
-90
-100
-100
100
1000
10000
100
1000
10000
Frequency[Hz]
Frequency[Hz]
Balance Control
Vin=1Vrms/1kHz
AGC
20
0
Ach
Bch
1
OFF
-20
-40
-60
-80
-100
0.1
ON
0.01
0.001
011111
(0/1)00000
111111
0.001
0.01
0.1
1
Data
Input[Vrms]
- 20 -
NJW1132A
Master Volume
Vin = 1Vrms / 1kHz
Tone Control
Vin = 100mVrms
20
15
10
5
20
0
-20
-40
-60
-80
-100
0
-5
-10
-15
-20
0
100
1000
10000
0
50
100
150
200
250
Frequency[Hz]
Data
BBE Response
Vin = 1Vrms / 1kHz
BBE Phase
+6dB Boost
400
350
300
250
200
150
100
50
20
15
10
5
0
-5
0
0
100
1000
10000
0
100
1000
10000
Frequency[Hz]
Frequency[Hz]
■NOTE
The NJW1132A is manufactured by New Japan Radio Co., Ltd. under license from BBE Sound Inc.
BBE is a registered trademark of BBE Sound Inc.
A license from BBE Sound Inc. is required before the NJW1132A can be purchased from New Japan Radio
Co.,Ltd.
Purchase of I2C components of New Japan Radio Co., Ltd or one of its sublicensed Associated
Companiesconveys a license under the Philips I2C Patent Rights to use these components in an I2C system,
provided thatthe system conforms to the I2C Standard Specification as defined by Philips.
[CAUTION]
The specifications on this databook are only
given for information , without any guarantee
as regards either mistakes or omissions. The
BBE Sound, Inc.
5381 Production Drive
application circuits in this databook are
described only to show representative usages
of the product and not intended for the
guarantee or permission of any right including
Huntington Beach, CA 92649
Tel:(714)897-6766
Fax:(714)896-0736
the industrial rights.
- 21 -
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